You know who Captain America, Teenage Mutant Ninja Turtles, Snoopy and Superman are, but have you ever visited the place all these characters got their start, a comic store? Comic shops are quirky businesses that defy the odds to stay afloat. Tune in to hear us discuss them with Dan Gearino, author of "Comic Shop: The Retail Mavericks that Gave us a New Geek Culture."—Original airdate: 9/29/2017